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Prosecco With Grapefruit Rosemary Cocktail Recipe

Prosecco with Grapefruit Rosemary Cocktail Recipe
This cocktail is all about fresh, bright flavors. It’s got Prosecco, grapefruit juice, and rosemary, and I like to pay attention to the details—from my bar tools to how I layer everything in the glass.
John
Prep Time 5 minutes
Total Time 5 minutes
Serving Size 1

Equipment

  • Cocktail shaker: I use it to mix the grapefruit juice and simple syrup.
  • Fine mesh strainer: Strains out pulp or stray rosemary leaves.
  • Jigger or measuring spoons: Makes sure the balance is right.
  • Tall glass or Champagne flute: I pick something that shows off the bubbles.
  • Muddler or the back of a spoon: For gently pressing the rosemary.
  • Bar spoon: Good for stirring gently so the bubbles don’t disappear.
  • Small saucepan (optional): If you want to make rosemary syrup from scratch.

Ingredients

  • Prosecco: One 750 ml bottle well-chilled.
  • Grapefruit juice: 2 oz fresh juice per cocktail—trust me it’s worth squeezing it yourself.
  • Rosemary simple syrup: 1/2 oz homemade or store-bought, both work.
  • Fresh rosemary sprig: For muddling and a bit for garnish.
  • Ice: Enough to chill everything down nicely.
  • Grapefruit wedge or slice: Makes a fresh pretty garnish.

Instructions

  • Pour 2 oz fresh grapefruit juice and 1/2 oz rosemary simple syrup into your shaker.
  • Add a rosemary sprig and muddle gently—just enough to release the oils.
  • Fill with ice and shake for about 10 seconds.
  • Strain into a glass over fresh ice.
  • Top slowly with about 4 oz chilled Prosecco—pour gently to keep those bubbles around.
  • Give it a gentle stir with a bar spoon.
  • Garnish with a grapefruit slice and another rosemary sprig.

Notes

Fresh grapefruit juice really makes a difference—bottled stuff just tastes flat and sometimes too bitter. I always chill everything before mixing to help the bubbles last longer.
I adjust the rosemary syrup depending on my mood or who I’m serving—sometimes a touch more for a sweeter vibe, sometimes less. If you make extra syrup, it’ll keep in the fridge for a couple weeks, so no stress about leftovers.
Dry or extra dry Prosecco is the way to go here. Sweet Prosecco just kind of overwhelms the grapefruit. I always mix and serve right away; otherwise, you lose that fresh fizz and aroma.